...

sys class input input0 input0::numlock

Name	Size	Actions
[..]	-
brightness	4K	view \| cat \| dl \| rename \| del
[device]	-	rename \| del
max_brightness	4K	view \| cat \| dl \| rename \| del
[power]	-	rename \| del
[subsystem]	-	rename \| del
trigger	0B	view \| cat \| dl \| rename \| del
uevent	4K	view \| cat \| dl \| rename \| del

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